/// <summary> /// 增加一条数据 /// </summary> public int Add(abc.Model.Model.CourseAccessory model) { StringBuilder strSql = new StringBuilder(); strSql.Append("insert into CourseAccessory("); strSql.Append("CourseId,LessonId,FileId)"); strSql.Append(" values ("); strSql.Append("SQL2012CourseId,SQL2012LessonId,SQL2012FileId)"); strSql.Append(";select @@IDENTITY"); SqlParameter[] parameters = { new SqlParameter("SQL2012CourseId", SqlDbType.Int, 4), new SqlParameter("SQL2012LessonId", SqlDbType.Int, 4), new SqlParameter("SQL2012FileId", SqlDbType.Int, 4) }; parameters[0].Value = model.CourseId; parameters[1].Value = model.LessonId; parameters[2].Value = model.FileId; object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters); if (obj == null) { return(0); } else { return(Convert.ToInt32(obj)); } }
/// <summary> /// 更新一条数据 /// </summary> public bool Update(abc.Model.Model.CourseAccessory model) { StringBuilder strSql = new StringBuilder(); strSql.Append("update CourseAccessory set "); #warning 系统发现缺少更新的字段,请手工确认如此更新是否正确! strSql.Append("AccessoryId=SQL2012AccessoryId,"); strSql.Append("CourseId=SQL2012CourseId,"); strSql.Append("LessonId=SQL2012LessonId,"); strSql.Append("FileId=SQL2012FileId"); strSql.Append(" where AccessoryId=SQL2012AccessoryId"); SqlParameter[] parameters = { new SqlParameter("SQL2012AccessoryId", SqlDbType.Int, 4), new SqlParameter("SQL2012CourseId", SqlDbType.Int, 4), new SqlParameter("SQL2012LessonId", SqlDbType.Int, 4), new SqlParameter("SQL2012FileId", SqlDbType.Int, 4) }; parameters[0].Value = model.AccessoryId; parameters[1].Value = model.CourseId; parameters[2].Value = model.LessonId; parameters[3].Value = model.FileId; int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters); if (rows > 0) { return(true); } else { return(false); } }
/// <summary> /// 得到一个对象实体 /// </summary> public abc.Model.Model.CourseAccessory DataRowToModel(DataRow row) { abc.Model.Model.CourseAccessory model = new abc.Model.Model.CourseAccessory(); if (row != null) { if (row["AccessoryId"] != null && row["AccessoryId"].ToString() != "") { model.AccessoryId = int.Parse(row["AccessoryId"].ToString()); } if (row["CourseId"] != null && row["CourseId"].ToString() != "") { model.CourseId = int.Parse(row["CourseId"].ToString()); } if (row["LessonId"] != null && row["LessonId"].ToString() != "") { model.LessonId = int.Parse(row["LessonId"].ToString()); } if (row["FileId"] != null && row["FileId"].ToString() != "") { model.FileId = int.Parse(row["FileId"].ToString()); } } return(model); }
/// <summary> /// 得到一个对象实体 /// </summary> public abc.Model.Model.CourseAccessory GetModel(int AccessoryId) { StringBuilder strSql = new StringBuilder(); strSql.Append("select top 1 AccessoryId,CourseId,LessonId,FileId from CourseAccessory "); strSql.Append(" where AccessoryId=SQL2012AccessoryId"); SqlParameter[] parameters = { new SqlParameter("SQL2012AccessoryId", SqlDbType.Int, 4) }; parameters[0].Value = AccessoryId; abc.Model.Model.CourseAccessory model = new abc.Model.Model.CourseAccessory(); DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters); if (ds.Tables[0].Rows.Count > 0) { return(DataRowToModel(ds.Tables[0].Rows[0])); } else { return(null); } }